EMPERADORES ROMANOS SIGLO IV

DIOCLECIANO co-emperor of Maximian; ruled in the east22 December 245: Diocles  20 November 284: Imp. Cae. Gaius Aurelius Valerius Diocletianus Augustus1 May 305: resigned 3 December 313: natural death

MAXIMIANO co-emperor of Diocletian; ruled in the west21 July 250 (?): full name unknownOctober 285: Maximianus Caesar1 April 286: Imp. C. Marcus Aurelius Valerius Maximianus Augustus Herculius1 May 305: resigned December 306: Imp. Caesar Marcus Aurelius Valerius Maximianus Augustus November 308: forced to resign July 310: taken captive; suicide

CONSTANCIO CLORO co-emperor of Galerius; ruled in the west31 March 250: Julius Constantius  1 March 293: Flavius Valerius Constantius Caesar Herculius  1 May 305: Imperator Caesar Gaius Flavius Valerius Constantius  25 July 306: natural death

GALERIO co-emperor of Constantius I Chlorus; ruled in the east255 (?): Maximinus (?)  21 May 293: Gaius Galerius Valerius Maximianus Caesar Iovius  1 May 305: Imperator Caesar Galerius Valerius Maximianus Augustus May 311: natural death

SEVERO co-emperor of Galerius; ruled in the westdate of birth and real name unknown  1 May 305: Flavius Valerius Severus Caesar  August 306: Imperator Severus Augustus April 307: resigned 16 September 307: murdered

MAXIMINO DAIA ruled in the east20 November 270 (?): real name unknown  1 May 305: Galerius Valerius Maximinus Caesar Iovius  1 May 310: Imperator Gaius Galerius Valerius Maximinus Augustus   August 313: natural death

CONSTANTINO EL GRANDE 27 February 272: Gaius Flavius Valerius Constantinus  25 July 306: Flavius Valerius Constantinus Caesar Herculius  Summer 307: Imperator Constantinus Augustus  22 May 337: natural death

MAJENCIO ruled in Italy278 (?): Marcus Valerius Maxentius  28 October 306: Imperator Maxentius  April 307: Marcus Aurelius Valerius Maxentius Augustus Herculius 28 October 312: killed in action

LICINIO

265 (?); real name unknown11 November 308:  Imp. C. Gaius Valerius Licinianus Licinius Augustus Iovius

19 September 324: resigned Spring 325: executed

Crispoc. 300: Crispus1 March 317: Gaius Flavius Julius Crispus CaesarMarch 326: executed

Licinio el Jovenc. 315: Licinius1 March 317: Valerius Licinianus Licinius19 September 324: resigned326: executed

CONSTANTINO II7 Augustus 316: Flavius Claudius Constantinus  1 March 317: Flavius Claudius Constantinus Caesar 9 September 337: Flavius Claudius Constantinus Augustus  Early April 340: killed in action

CONSTANCIO II 7 August 317: Flavius Julius Constantius  8 November 324: Flavius Julius Constantius Caesar  9 September 337: Flavius Julius Constantius Augustus  3 November 361: natural death

CONSTANTE320 or 323: Flavius Constans  25 December 333: Flavius Constans Caesar 9 September 337: Flavius Claudius Constans Augustus  18 January 350: murdered by courtiers

MAGNENCIO ruled in the west303 (?): Magnus Magnentius  18 January 350: Imperator Caesar Magnus Magnentius Augustus 10 August 353: suicide

Decencio(?): Magnus Decentius350: Magnus Decentius Caesar18 August 353: suicide

VETRANIO co-emperor of Constantius ruled in the west1 March 350: Vetranio Augustus25 December 350: resignedc. 356: Natural death

Constancio Galo325/26: Constantius Gallus15 March 351: Flavius Claudius Constantius Gallus Caesar354: executed

JULIANOMay 331: Flavius Julianus  6 November 355: Flavius Julianus Caesar  February 360: Flavius Claudius Julianus Augustus  26 June 363: killed in action

JOVIANO331: Jovianus  27 June 363: Flavius Jovianus Augustus 17 February 364: natural death?

VALENTINIANO co-emperor of Valens; ruled in the west321: Valentinianus  25 February 364: Flavius Valentinianus Augustus  17 november 375: natural death

VALENTE co-emperor of Valentinian I; ruled in the east328 (?) : Valens 28 March 364: Imperator Caesar Flavius Valens Augustus  2 August 378: killed in action

GRACIANO ruled in the westApril 359: Gratianus  24 Augustus 367: Imperator Caesar Flavius Gratianus Augustus  25 August 383: murdered by Magnus Maximus

VALENTINIANO II ruled in the westAutumn 371: Valentinianus 22 November 375: Valentinianus Augustus 15 May 392: murdered by his general Arbogast

TEODOSIO ruled in the east; last one to unite the empire briefly 11 January 347: Flavius Theodosius  19 January 379: Flavius Theodosius Augustus 17 January 395: natural death

MAXIMO ruled in the west

full name and date of birth unknown Spring 383: Magnus Maximus Augustus  28 July 388: executed

FLAVIO VICTOR co-emperor of Maximus384: Flavius Victor Caesar387: Flavius Victor Augustus28 August 388: executed

ARCADIO co-emperor of Honorius; ruled in the east377: Flavius Arcadius  19 January 383: Flavius Arcadius Augustus 1 May 408: natural death

HONORIO co-emperor of Arcadius; ruled in the west9 September 384: Flavius Honorius  January 393: Flavius Honorius Augustus 15 August 423: natural death

CONSTANTINO III ruled in the westfull name and date of birth unknownFebruary 407: Imperator Caesar Flavius Claudius Constantinus AugustusAugust or September 411: executed

CONSTANTE II co-emperor of Constantinus III408: Flavius Constans Caesar409: Imperator Caesar Flavius Constans Augustus411: executed